-// GNU C++ compiler setup:
-
-#if __GNUC__ < 3
-# if __GNUC_MINOR__ == 91
- // egcs 1.1 won't parse shared_ptr.hpp without this:
-# define BOOST_NO_AUTO_PTR
-# endif
-# if __GNUC_MINOR__ < 95
- //
- // Prior to gcc 2.95 member templates only partly
- // work - define BOOST_MSVC6_MEMBER_TEMPLATES
- // instead since inline member templates mostly work.
- //
-# define BOOST_NO_MEMBER_TEMPLATES
-# if __GNUC_MINOR__ >= 9
-# define BOOST_MSVC6_MEMBER_TEMPLATES
-# endif
-# endif
-
-# if __GNUC_MINOR__ < 96
-# define BOOST_NO_SFINAE
-# endif
-
-# if __GNUC_MINOR__ <= 97
-# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
-# define BOOST_NO_OPERATORS_IN_NAMESPACE
-# endif
-
-# define BOOST_NO_USING_DECLARATION_OVERLOADS_FROM_TYPENAME_BASE
-# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
-# define BOOST_NO_IS_ABSTRACT
-# define BOOST_NO_EXTERN_TEMPLATE
-#elif __GNUC__ == 3
+// GNU C++ compiler setup.
+
+//
+// Define BOOST_GCC so we know this is "real" GCC and not some pretender:
+//
+#if !defined(__CUDACC__)
+#define BOOST_GCC (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
+#endif
+
+#if __GNUC__ == 3